CN211839816U - High-precision stamping die for elastic sheet - Google Patents
High-precision stamping die for elastic sheet Download PDFInfo
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- CN211839816U CN211839816U CN201922160248.5U CN201922160248U CN211839816U CN 211839816 U CN211839816 U CN 211839816U CN 201922160248 U CN201922160248 U CN 201922160248U CN 211839816 U CN211839816 U CN 211839816U
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Abstract
The utility model discloses a high accuracy shell fragment sheet metal stamping die, include: go up the mounting panel, the lower extreme of going up the mounting panel is connected with the upper die base the lower extreme of upper die base is connected with the upper padding plate, the lower extreme of upper padding plate is connected with punch plate, punch plate's lower extreme is equipped with the backing plate, the lower extreme of backing plate is connected with the stripper, the downside of stripper is equipped with the die board, the lower extreme of die board is connected with the lower bolster, the lower extreme of lower bolster is connected with the die holder, the utility model has the advantages that: above-mentioned high accuracy shell fragment sheet metal stamping die uses the guide pin bushing that has the steel ball bush, changes sliding friction into rolling friction, reduces the friction themogenesis, and mould sintering trouble is favorable to high-speed production, and straight-bar terrace die and quick change are led just to follow closely and are the quick change structure, can change under the mould prerequisite no longer dismantling.
Description
Technical Field
The utility model relates to a stamping die technical field especially relates to a high accuracy shell fragment sheet metal stamping die.
Background
The pressure plate reed sheet is widely applied to automobile assembly, the material of a workpiece is stainless steel, the shape is simpler, but the requirements of manufacturing dimensional tolerance, burr height and flatness are all followed, so the strict requirements of the workpiece determine the high precision requirement and high stability of a die. The original stamping die adopts a self-lubricating guide pillar and a guide sleeve, the self-lubricating guide pillar and the guide sleeve are in surface contact during movement, the friction force is large, and the guide pillar is easy to thermally expand and deform during stamping movement to cause die failure; the die is used for stamping for a long time, the cutting edges of the male die and the female die are easy to wear, and the stamping precision is poor; the hardness of the upper fixing plate of the die is low, so that looseness is easy to generate. Therefore, the defective products appear in the products during the production of the thin plates, which causes material waste, the production frequency is limited by the self-lubricating guide columns and the guide sleeves, the dies are frequently repaired, and manpower and material resources are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the high-precision stamping die for the elastic sheet is high in stamping precision of the sheet, strong in impact resistance and high in wear resistance.
In order to solve the technical problem, the utility model discloses a technical scheme is: a high accuracy shell fragment sheet metal stamping die includes: the lower end of the upper mounting plate is connected with an upper die base, the lower end of the upper die base is connected with an upper padding plate, the upper padding plate is connected with a punch plate, the lower end of the punch plate is provided with a padding plate, the lower end of the padding plate is connected with a stripper plate, the lower side of the stripper plate is provided with a cavity plate, the lower end of the cavity plate is connected with a lower padding plate, the lower end of the lower padding plate is connected with a lower die base, first screws are connected among the upper mounting plate, the upper die base, the upper padding plate and the punch plate, first stop screws are installed among the upper die base, the upper padding plate and the punch plate, first pins are connected among the upper padding plate, the punch plate, the padding plate and the stripper plate, straight-bar punches and quick-change guide pins are installed between the upper mounting plate and the stripper plate, guide pillars are installed between the punch plate and the stripper, the punching die is characterized in that punched holes corresponding to a straight-bar male die and a quick-change guide nail are formed in the female die plate, a guide sleeve corresponding to a guide pillar is arranged between the female die plate and the lower backing plate, a steel ball bushing is installed in the guide sleeve, a second stop screw is connected among the female die plate, the lower backing plate and the lower die holder, a clamping plate is installed on the upper side of the left end of the female die plate through screws, and a material plate is installed in the clamping plate.
Further, the male die fixing plate is made of CrWMn materials.
Further, the stripper plate and the cavity plate are made of Cr12MoV materials.
Further, the straight rod male die is made of HAP40 material.
The utility model has the advantages that: the high-precision stamping die for the elastic sheet is compact in structure and high in wear resistance, sliding friction is changed into rolling friction by using the guide sleeve with the steel ball bush, so that heat generated by friction is reduced, a die sintering fault is facilitated to high-speed production, the concave die plate, the discharging plate and the fixing plate are positioned by adopting the guide pins, the machining position precision is guaranteed, the straight-bar male die and the quick-change guide nail are of quick-change structures and can be replaced on the premise of not disassembling the die, the straight-bar male die replaces the original stepped male die, the coaxiality deviation of a reinforcing part and a blanking part 1 is avoided in the machining process, and the integral machining is facilitated; the material plate and the plate to be punched are continuous and stable, so that the impact is reduced, and the high-speed production is realized; the wear resistance of the die is high, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural view of the high-precision stamping die for spring sheets of the present invention.
Detailed Description
The invention will be further elucidated by means of specific embodiments in the following description, in conjunction with the drawings, in which: for those skilled in the art, modifications of the invention in various equivalent forms will fall within the scope of the appended claims without departing from the principles of the invention.
As shown in fig. 1, a high-precision stamping die for a spring sheet comprises: the device comprises an upper mounting plate 1, wherein the lower end of the upper mounting plate 1 is connected with an upper die base 2, the lower end of the upper die base 2 is connected with an upper padding plate 3, the upper padding plate 3 is connected with a punch plate 4, the lower end of the punch plate 4 is provided with a padding plate 5, the lower end of the padding plate 5 is connected with a stripper plate 6, the lower side of the stripper plate 6 is provided with a die plate 7, the lower end of the die plate 7 is connected with a lower padding plate 8, the lower end of the lower padding plate 8 is connected with a lower die base 9, first screws 10 are connected among the upper mounting plate 1, the upper die base 2, the upper padding plate 3 and the punch plate 4, first stop screws 11 are arranged among the upper die base 2, the upper padding plate 3 and the punch plate 4, first pins 12 are connected among the upper padding plate 3, the punch plate 4, the padding plate 5 and the stripper plate 6, a straight-bar, guide posts 15 are mounted on the punch plate 4 and the stripper plate 6, guide pins 16 and ejection screws 17 are connected between the cavity plate 7 and the lower die holder 9, punched holes 18 corresponding to the straight rod punch 13 and the quick-change guide nails 14 are formed in the cavity plate 7, guide sleeves 19 corresponding to the guide posts are arranged between the cavity plate 7 and the lower die holder 8, steel ball bushings 20 are mounted in the guide sleeves 19, second stop screws 21 are connected among the cavity plate 7, the lower die holder 9 and the lower die holder 8, a clamping plate 23 is mounted on the upper side of the left end of the cavity plate 7 through screws 22, and a material plate 24 is mounted in the clamping plate 23.
Preferably, the punch retainer 4 is made of CrWMn material.
Preferably, the stripper plate 6 and the cavity plate 7 are made of Cr12MoV material.
Preferably, the straight rod male die 13 is made of HAP40 material.
The utility model relates to a high accuracy shell fragment sheet metal stamping die, compact structure, the wearability is high, use the guide pin bushing 19 that has steel ball bush 20, change sliding friction into rolling friction, reduce the heat generation of friction, mould sintering trouble, be favorable to high-speed production, die board 7, stripper 6 and punch plate 4 adopt first pin 12 location, guarantee the processing position precision, straight-bar terrace die 13 and quick change guide nail 14 are quick change structures, can change under the mould prerequisite of not dismantling again, straight-bar terrace die 13 replaces original ladder terrace die, avoid producing the axiality deviation of reinforcement part and 1 blanking part in the course of working, be convenient for the whole processing; the material plate 34 and the plate material to be punched are continuous and stable, so that the impact is reduced, and the high-speed production is realized; the male die fixing plate 4 is made of CrWMn materials, the discharging plate 6 and the female die plate 7 are made of Cr12MoV materials, the straight-bar male die 13 is made of HAP40 materials, the wear resistance of the die is high, and the service life is prolonged.
Claims (4)
1. The utility model provides a high accuracy shell fragment sheet metal stamping die which characterized in that includes: the lower end of the upper mounting plate (1) is connected with an upper die base (2), the lower end of the upper die base (2) is connected with an upper padding plate (3), the upper padding plate (3) is connected with a punch plate (4), the lower end of the punch plate (4) is provided with a padding plate (5), the lower end of the padding plate (5) is connected with a stripper plate (6), the lower side of the stripper plate (6) is provided with a concave die plate (7), the lower end of the concave die plate (7) is connected with a lower padding plate (8), the lower end of the lower padding plate (8) is connected with a lower die base (9), first screws (10) are connected among the upper mounting plate (1), the upper die base (2), the upper padding plate (3) and the punch plate (4), and first stop screws (11) are installed among the upper die base (2), the upper padding plate (3) and the punch plate, a first pin (12) is connected between the upper backing plate (3), the punch retainer (4), the backing plate (5) and the stripper plate (6), a straight-bar punch (13) and a quick-change guide nail (14) are installed between the upper mounting plate (1) and the stripper plate (6), a guide post (15) is installed on the punch retainer (4) and the stripper plate (6), a guide pin (16) and a jacking screw (17) are connected between the die plate (7) and the lower die holder (9), punched holes (18) corresponding to the straight-bar punch (13) and the quick-change guide nail (14) are respectively arranged on the die plate (7), a guide sleeve (19) corresponding to the guide post is arranged between the die plate (7) and the lower backing plate (8), a steel ball bush (20) is installed in the guide sleeve (19), and a second stop screw (21) is connected between the die plate (7), the lower backing plate (8) and the lower die holder (9), the left end upper side of cavity template (7) is installed splint (23) through screw (22), install flitch (24) in splint (23).
2. A high precision stamping die for spring sheets as claimed in claim 1, wherein the punch holder (4) is made of CrWMn material.
3. A high precision stamping die for spring plate and thin plate as claimed in claim 1, wherein the stripper plate (6) and the cavity plate (7) are Cr12MoV material.
4. A high precision sheet metal stamping die as claimed in claim 1, wherein the straight rod punch (13) is HAP40 material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922160248.5U CN211839816U (en) | 2019-12-05 | 2019-12-05 | High-precision stamping die for elastic sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922160248.5U CN211839816U (en) | 2019-12-05 | 2019-12-05 | High-precision stamping die for elastic sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211839816U true CN211839816U (en) | 2020-11-03 |
Family
ID=73215498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922160248.5U Active CN211839816U (en) | 2019-12-05 | 2019-12-05 | High-precision stamping die for elastic sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211839816U (en) |
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2019
- 2019-12-05 CN CN201922160248.5U patent/CN211839816U/en active Active
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